A large multinational corporation is struggling with inconsistent IT practices across its global offices, leading to inefficiencies and compliance issues. The CIO wants to implement a governance framework that will address these challenges comprehensively. Which of the following approaches would be most effective?A$)$ Implementing ITIL processes in the IT service management departmentB$)$ Adopting COBIT as an overarching IT governance framework across the entire organizationC$)$ Hiring consultants to develop a proprietary governance framework tailored to the company's specific needsD$)$ Focusing on ISO$/$IEC $27001$ for information security management